## Summary
- hard-cut environment-owned CTA links into workspace hubs to canonical `environment_id` filters
- add shared workspace-hub environment filter resolution and visible filtered-state rendering across in-scope hubs
- update workspace hub pages, link helpers, and focused test coverage for explicit environment CTA filtering
## Validation
- Not run in this workflow
Co-authored-by: Ahmed Darrazi <ahmed.darrazi@live.de>
Reviewed-on: #370